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Editing: plugin-nfd-compat-check.php
<?php /** * Class that runs checks before loading possibly incompatible code. * Checks if incompatible plugins are already active and if so, self deactivate (this plugin). * Checks for legacy plugins and deactivates them in favor of self (this plugin). * Ensures that only a single notice is displayed per plugin. * * @package WPPluginBluehost */ namespace Bluehost; /** * Class NDF_Plugin_Compat_Check * * This class is responsible for performing basic checks to see if there are other plugins that would conflict with this one. */ class NFD_Plugin_Compat_Check { /** * A reference to the main plugin file (relative to plugins dir) or plugin slug * * @var string */ public $slug; /** * Plugin name * * @var string */ public $name = ''; /** * Global list of plugins with associated error (to prevent duplicate notices) * * conflict { * plugin: slug, * error: WP_Error * } * * @var array */ public $conflicts; /** * Newfold incompatibe plugins * Don't allow this plugin to be installed while these are active. * Deactivate this on activation if incompatible plugin is found. * * @var array */ public $incompatible_plugins = array(); /** * Newfold legacy plugins * If active when this plugin activates, deactivate legacy plugin to avoid conflict. * Deactivate legacy on activation of this. * * @var array */ public $legacy_plugins = array(); /** * Setup our class properties * * @param string $file Plugin file */ public function __construct( $file ) { require_once ABSPATH . '/wp-admin/includes/plugin.php'; // require_once ABSPATH . '/wp-includes/option.php'; $this->slug = $this->get_plugin_slug( $file ); $this->name = $this->get_plugin_name( $file ); $this->conflicts = get_option( 'nfd_plugins_compat_check_conflicts', array() ); } /** * Get the plugin name from the plugin file headers * * @param string $file Plugin file * @return string */ public function get_plugin_name( $file ) { $plugin = get_file_data( $file, array( 'name' => 'Plugin Name' ) ); return isset( $plugin['name'] ) ? $plugin['name'] : ''; } /** * Get the plugin slug from the plugin path * * @param string $file Plugin file * @return string */ public function get_plugin_slug( $file ) { $wp = ABSPATH . 'wp-content/plugins/'; if ( strpos( $file, $wp ) === 0 ) { $file = substr( $file, strlen( $wp ) ); } return $file; } /** * Check all our plugin requirements. * Displays an admin notice and deactivates the plugin if all requirements are not met. */ public function check_plugin_requirements() { if ( ! empty( $this->incompatible_plugins ) ) { $this->check_incompatible_plugins(); // Incompatible plugin error if ( $this->has_errors() ) { // Suppress 'Plugin Activated' notice unset( $_GET['activate'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended $this->deactivate(); add_action( 'admin_notices', array( $this, 'admin_notices' ) ); // Fail check, disable self return false; } } if ( ! empty( $this->legacy_plugins ) ) { $this->check_legacy_plugins(); // Legacy plugin error if ( $this->has_errors() ) { // Suppress 'Plugin Activated' notice unset( $_GET['activate'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended $this->deactivate(); add_action( 'admin_notices', array( $this, 'admin_notices' ) ); // Pass check, but disable other plugin return true; } } // Pre-existing conflict found // and the errors are loaded from option without displaying the notice yet if ( $this->has_errors() ) { add_action( 'admin_notices', array( $this, 'admin_notices' ) ); } // Pass check, enable self return true; } /** * Check if a incompatible plugin is active. */ public function check_incompatible_plugins() { foreach ( $this->incompatible_plugins as $incompatible_name => $incompatible_file ) { $conflict_plugins = array_column( $this->conflicts, 'slug' ); if ( function_exists( 'is_plugin_active' ) && is_plugin_active( $incompatible_file ) && ! in_array( $this->slug, $conflict_plugins, true ) ) { $error = new \WP_Error(); $error->add( 'nfd_plugin_incompatible', sprintf( /* translators: 1: plugin name 2: incompatible plugin name */ __( '"%1$s" has self-deactivated. It is incompatible with "%2$s".', 'wp-plugin-bluehost' ), $this->name, $incompatible_name ) ); $this->conflicts[] = array( 'slug' => $this->slug, 'source' => $this->slug, 'error' => $error, ); update_option( 'nfd_plugins_compat_check_conflicts', $this->conflicts ); } } } /** * Check if a legacy plugin is active. */ public function check_legacy_plugins() { foreach ( $this->legacy_plugins as $legacy_name => $legacy_file ) { $conflict_plugins = array_column( $this->conflicts, 'slug' ); if ( function_exists( 'is_plugin_active' ) && is_plugin_active( $legacy_file ) && ! in_array( $legacy_file, $conflict_plugins, true ) ) { $error = new \WP_Error(); $error->add( 'nfd_plugin_legacy', sprintf( /* translators: 1: legacy plugin name 2: plugin name */ __( '"%1$s" has been deactivated. It is incompatible with "%2$s".', 'wp-plugin-bluehost' ), $legacy_name, $this->name ) ); $this->conflicts[] = array( 'slug' => $legacy_file, 'source' => $this->slug, 'error' => $error, ); update_option( 'nfd_plugins_compat_check_conflicts', $this->conflicts ); } } } /** * Check if any errors were encountered during our plugin checks * * @return bool */ public function has_errors() { foreach ( $this->conflicts as $conflict ) { if ( $conflict['source'] === $this->slug ) { return true; } } return false; } /** * Deactivate the plugin */ public function deactivate() { $conflict_plugins = array_column( $this->conflicts, 'slug' ); if ( function_exists( 'deactivate_plugins' ) ) { deactivate_plugins( $conflict_plugins ); } } /** * Display error messages in the admin */ public function admin_notices() { $conflict_errors = array_column( $this->conflicts, 'error' ); foreach ( $conflict_errors as $error ) { if ( \is_wp_error( $error ) ) { echo '<div class="notice notice-error is-dismissible">'; echo '<p>' . esc_html( $error->get_error_message() ) . '</p>'; echo '</div>'; } } delete_option( 'nfd_plugins_compat_check_conflicts' ); } }
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